Montesano Flag

Montesano

County Seat:
Yes
Area (mi²):
10.903
State:
Washington

Montesano is a city located in Grays Harbor County, Washington. Montesano has a 2026 population of 4,212. It is also the county seat of Grays Harbor County. Montesano is currently growing at a rate of 0.21% annually and its population has increased by 1.3% since the most recent census, which recorded a population of 4,158 in 2020.

The median household income in Montesano is $67,540 with a poverty rate of 4.9%. The median age in Montesano is 38.9 years: 34.1 years for males, and 42.8 years for females. For every 100 females there are 115.4 males.

4.2K
Total Population
386
Density (mi²)
9 0.21%
Growth

Montesano Population

Montesano Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20264,21290.21%
20254,20390.21%
20244,194-3-0.07%
20234,197-3-0.07%
20224,20010.02%
20214,199410.99%
20204,15870.17%
20194,047370.92%
20184,010681.73%
20173,942441.13%
20163,898200.52%
20153,878230.6%
20143,855-19-0.49%
20133,874-35-0.9%
20123,909-42-1.06%
20113,951-31-0.78%
20103,98260.15%
20003,3122488.09%
19903,064-183-5.64%
19803,24740014.05%
19702,84700%

Median Age

Overall: 38.9 years
Female: 42.8 years
Male: 34.1 years

Montesano Adults

There are 3,211 adults, (963 of whom are seniors) in Montesano.

Sex Ratio

Female: 1,942 (46.4%)
Male: 2,241 (53.6%)

Demographics

The racial composition of Montesano includes 86.45% White, 4.06% other race, and smaller percentages for Asian, Black or African American, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White3,61686.45%
Two or more races2265.4%
Other race1704.06%
Asian1202.87%
Black or African American441.05%
Native American70.17%
Race
Population ↓
Percentage (of total)
Other race1704.06%
Two or more races1252.99%
White250.6%
Asian160.38%
Race
Population ↓
Percentage (of total)
White3,59185.85%
Asian1042.49%
Two or more races1012.41%
Black or African American441.05%
Native American70.17%

Montesano Marital Status

Economics and Income Statistics

Montesano 's average per capita income is $56,938. Household income levels show a median of $67,540. The poverty rate stands at 4.9%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Families$83,000$92,819
Married Families$81,250-
Households$67,540$89,235
Non Families$44,940$82,260

$56,938

Average Income

$67,540

Median Household Income

4.9%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)